Read the opening extract of the brand new Kathleen Barber book before its publication on 27/12/2017

Derrick Niederman - Author

Derrick Niederman is a mathematician turned investment writer. A graduate of Yale University, he is the author of several previous books on numbers and finance, including What the Numbers Say, and The Inner Game of Investing. He has written a series of mathematical puzzle books in the US, and is a regular contributor of crossword puzzles to the New York Times. He lives in Massachusetts.